Compare 13781 vs 18301
| Property | 13781 | 18301 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 137811 | 183011 |
| Prime factorization | 13781 | 18301 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13781 | 1, 18301 |
| Number of properties | 6 | 9 |
| Additive primes | 986th | |
| Centered decagonal primes | 28th | 31st |
| Chen primes | 1038th | |
| Emirps | 393rd | |
| Isolated primes | 1119th | 1454th |
| Long primes | 632nd | 805th |
| Primes | 1630th | 2097th |
| Pythagorean primes | 808th | 1037th |
| Sexy primes (1st member) | 647th | |
| Sexy prime triplets (1st member) | 181st | |
| Roman numberals | ||
| Base 2 | 110101110101012 | 1000111011111012 |
| Base 3 | 2002201023 | 2210022113 |
| Base 4 | 31131114 | 101313314 |
| Base 5 | 4201115 | 10412015 |
| Base 6 | 1434456 | 2204216 |
| Base 7 | 551157 | 1042337 |
| Base 8 | 327258 | 435758 |
| Base 9 | 208129 | 270849 |
| Base 10 | 1378110 | 1830110 |
| Base 11 | a39911 | 1282811 |
| Base 12 | 7b8512 | a71112 |
| Base 13 | 637113 | 843a13 |
| Base 14 | 504514 | 695314 |
| Base 15 | 413b15 | 565115 |
| Base 16 | 35d516 | 477d16 |